Home / 6,481,881.80-9,722,822.70-4,077,931.40

Finding the Fourth Proportional to 6,481,881.80, 9,722,822.70 and 4,077,931.40

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Solution

The fourth proportional to 6,481,881.80, 9,722,822.70 and 4,077,931.40 is: 6,116,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,881.80 : 9,722,822.70 = 4,077,931.40 : x
  2. Step 2: Convert to fraction form
    6,481,881.80/9,722,822.70 = 4,077,931.40/x
  3. Step 3: Cross multiply
    6,481,881.80x = 9,722,822.70 × 4,077,931.40
  4. Step 4: Simplify right side
    6,481,881.80x = 39,649,003,984,962.77
  5. Step 5: Solve for x
    x = 39,649,003,984,962.77/6,481,881.80
  6. Step 6: Final answer
    x = 6,116,897.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.